[PATCH 2/2 V2] xfstests 225: add additional fiemap-tester run without sync

[Alex Elder]

On Thu, 2011-02-24 at 16:17 -0600, Eric Sandeen wrote:
> Chris Mason pointed out that some filesystems were not doing
> the right thing on fiemap, in the face of delalloc extents.
> 
> Because test 225 ran with FIEMAP_FLAG_SYNC only, this didn't
> get caught.  Add a runtime option, and run it both ways.
> 
> Signed-off-by: Eric Sandeen <sandeen at redhat.com>

Looks good.  Please add a line to document the option
in the usage() function as suggested by Josef before
committing.

Reviewed-by: Alex Elder <aelder at sgi.com>